Tremolo unit



FIG. 1 is an isometric view of a tremolo unit embodying my new design, the handle being cut off in order to permit the view to be large;

FIG. 2 is an enlarged top plan view of a bridge saddle shown for clarity of illustration;

FIG. 3 is a top plan view of the tremolo device;

FIG. 4 is a side elevation thereof;

FIG. 5 is a rear elevation thereof;

FIG. 6 is a front elevation thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a side elevation thereof, showing the side not shown in FIG. 4.

The characteristic features of the design reside in the upper portions thereof, above and including the horizontal plate that supports the bridge saddles. 

The ornamental design for a tremolo unit, as shown and described. 